Query
Fairfield Pumped Storage
Type
Entity Briefing
Entity
Fairfield Pumped Storage
Technology
hydro
Generated
2026-10-17T12:50:46.895Z

Briefing on Fairfield Pumped Storage

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
587 MW
Capacity
Operating
Current status
1978
Operating since
8
Generators
9.3%
Capacity factor
479 GWh
Annual generation
Briefing/plantOperating

Fairfield Pumped Storage is a 587 MW Hydroelectric Pumped Storage asset in South Carolina, currently Operating.

Fairfield Pumped Storage is reported in South Carolina since 1978 under Dominion Energy. Available operating and financial measures include 9.3% capacity factor and 479 GWh annual generation; $408/kW reported CapEx.

Location
Fairfield, South Carolina
Technology
Hydroelectric Pumped Storage
Owner / parent
Dominion Energy
Operator
Dominion Energy South Carolina, Inc
Grid
Dominion Energy South Carolina
Plant ID
6126

What stands out

1

Fairfield Pumped Storage is a 587 MW Hydroelectric Pumped Storage asset in South Carolina with status Operating.

2

Latest annual operating measures report 9.3% capacity factor and 479 GWh annual generation.

3

Available financial measures include $9.3/MWh OpEx, $408/kW CapEx.

4

Latest linked story: “Dominion Energy South Carolina, Inc.; Notice of Application for Amendment to Turbine Venting Plan and Article 401(B) In Part Accepted for Filing and Soliciting Comments, Motions To Intervene, and Protests” (Federal Register (FERC), 2026-07-06).

Market and operating context

Balancing authority
Dominion Energy South Carolina
NERC region
SERC
State rank
#3 of 32
National rank
#43 of 1,462

Why it matters

For this asset, operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.